DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

juming.com.a1.initbb.com · 155.102.29.54:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate subjectAltName did not match expected name `juming.com.a1.initbb.com'

Certificate verification failed

Subject
C=CN ST=Zhejiang L=Hangzhou O=Alibaba (China) Technology Co., Ltd. CN=*.certfallback-esa.com
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R46 OV TLS CA 2025
Valid from
2026-07-30T14:31:25+00:00
Expires
2027-02-14T14:31:25+00:00
Days remaining
121
Serial (hex)
12479C0EC0EC5C8955BB0F39
Signature
RSA-SHA256
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:*.certfallback-esa.com, DNS:certfallback-esa.com

SHA-256 fingerprint

41:5C:C1:9F:29:40:AF:4D:5E:04:E3:B9:A5:E4:94:A2:5C:3B:16:2F:A6:01:7A:12:4B:49:DC:44:35:54:79:17
Certificate extensions & PEM
keyUsage
Digital Signature
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/gsgccr46ovtlsca2025.crt OCSP - URI:http://ocsp.globalsign.com/gsgccr46ovtlsca2025
certificatePolicies
Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/gsgccr46ovtlsca2025.crl
subjectAltName
DNS:*.certfallback-esa.com, DNS:certfallback-esa.com
authorityKeyIdentifier
69:74:3E:AF:C3:5B:01:95:49:EE:14:41:5A:93:FA:B1:30:98:DA:A2
extendedKeyUsage
TLS Web Server Authentication
subjectKeyIdentifier
7A:0C:38:5F:3E:79:FE:65:56:12:B5:E3:27:3D:91:3F:A8:BB:37:82
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Jul 30 14:31:28.815 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:AC:44:1B:50:74:77:64:1C:37:57:A8: B1:F6:E2:9F:B3:D0:EE:7B:F8:4A:6F:A3:A5:94:0F:BD: 49:44:7F:DD:39:02:20:0B:1C:09:86:2E:B3:DA:43:B7: 11:9F:B0:1B:F8:71:B9:DA:0F:49:38:1C:53:D9:6E:94: E8:32:61:0C:0D:5A:48 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Jul 30 14:31:28.614 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:EC:76:7B:9B:59:B2:33:CA:AE:38:01: 24:77:A5:14:6B:B8:5A:5F:18:60:2D:92:08:56:4B:E0: BF:A7:40:9F:5A:02:20:48:9A:8A:AA:21:4D:EF:F1:5C: 03:87:FB:88:06:7B:DB:C8:47:E5:0B:46:99:82:58:1E: 0D:7B:D8:86:BB:73:E7 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Jul 30 14:31:29.102 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:74:13:14:21:E5:4E:7B:50:E2:53:A3:1D: 05:6B:0C:9B:26:BB:E1:BF:95:AD:C1:CF:54:DE:09:1C: 63:27:D2:DA:02:20:27:67:76:01:41:79:19:D2:E5:85: 32:B1:50:6F:4D:22:35:8F:8F:5D:C1:4E:EC:D4:69:87: 93:3D:86:CB:DB:23
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-16T13:51:02+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R46 OV TLS CA 2025
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Valid from
2025-09-17T02:55:56+00:00
Expires
2029-06-23T00:00:00+00:00
Days remaining
980
Serial (hex)
84435890836F67394182CB9C9A5DC99F
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

D1:60:E2:DE:4E:56:CB:10:B6:6C:1C:B0:AD:CB:79:CF:93:C7:8D:CD:9D:B3:0C:20:18:22:02:62:C0:40:63:F9
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
69:74:3E:AF:C3:5B:01:95:49:EE:14:41:5A:93:FA:B1:30:98:DA:A2
authorityKeyIdentifier
03:5C:AB:73:81:87:A8:CC:B0:A6:D5:94:E2:36:96:49:FF:05:99:2C
authorityInfoAccess
OCSP - URI:http://ocsp.globalsign.com/rootr46 CA Issuers - URI:http://secure.globalsign.com/cacert/rootr46.crt
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/rootr46.crl
certificatePolicies
Policy: 2.23.140.1.2.2 Policy: 1.3.6.1.4.1.4146.10.1.2
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Issuer
C=BE O=GlobalSign nv-sa OU=Root CA CN=GlobalSign Root CA
Valid from
2019-11-20T00:00:00+00:00
Expires
2028-01-28T00:00:00+00:00
Days remaining
468
Serial (hex)
75A8BAD68321350B5B0BAC34E1CE389F
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

A5:E3:3C:28:E3:01:3A:71:F5:F7:60:AE:3B:16:59:50:90:04:3D:2E:C5:20:9E:C5:29:03:C4:FB:AD:25:8D:AD
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
03:5C:AB:73:81:87:A8:CC:B0:A6:D5:94:E2:36:96:49:FF:05:99:2C
authorityKeyIdentifier
60:7B:66:1A:45:0D:97:CA:89:50:2F:7D:04:CD:34:A8:FF:FC:FD:4B
authorityInfoAccess
OCSP - URI:http://ocsp.globalsign.com/rootr1
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/root.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.globalsign.com/repository/
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

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